/*
 *
 * System2 Simulation Framework
 * Copyright (C) 2011 - 2012 Jacob Dawid
 * jacob.dawid@googlemail.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef PACKAGEMANAGER_H
#define PACKAGEMANAGER_H

#include "packagestreemodel.h"
#include "package.h"

#include <QString>
#include <QList>

namespace System2 {
    /**
      * \class PackageManager
      * \author Jacob Dawid <jacob.dawid@googlemail.com>
      * \date 12.01.2012
      */
    class PackageManager {
    public:
        static PackageManager *instance();
        ~PackageManager();

        bool loadPackage(const QString& fileName, const char *key = "");

        QList<Package*> loadedPackages();
        QList<QString> packageSignatures();
        QList<QString> componentSignatures();

        Package *packageBySignature(const QString& signature);
        Component *componentBySignature(const QString& signature);

        PackagesTreeModel *packagesTreeModel();

    private:
        PackageManager();
        PackageManager(const PackageManager& other);

        PackagesTreeModel *m_packagesTreeModel;
        QMap<QString, Package*> m_loadedPackages;
        static PackageManager m_instance;
    };
}
#endif // PACKAGEMANAGER_H
